Household water use
Household water use calculator
Estimate your household’s daily water use from how you actually use it, and see which change would matter most.
Result
Household total
484litres/day
Per person
161litres/person/day
UK average is around 140 litres per person per day.
Annual
176.7m³/year
Largest single use
Showers — 240 l/day
This is where a change would have most effect.
Showers
240l/day
Toilets
90l/day
Method
Multiplies typical per-use volumes by the frequencies you enter, and divides by household size for a per-person figure. Per-use volumes follow published UK water efficiency data.